Popsugar Entertainment Stranger Things Stranger Things Season 3 Cast Stranger Things Season 3: The Entire New and Returning Cast of Characters 3 January 2019 by Amanda Prahl View On One Page Photo 6 of 15 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 6 Charlie Heaton Sensitive Jonathan Byers is back, as Heaton returns for a third season as the older Byers brother. Previous Next Start Slideshow Stranger ThingsTV